/*

 * Licensed to the Apache Software Foundation (ASF) under one

 * or more contributor license agreements.  See the NOTICE file

 * distributed with this work for additional information

 * regarding copyright ownership.  The ASF licenses this file

 * to you under the Apache License, Version 2.0 (the

 * "License"); you may not use this file except in compliance

 * with the License.  You may obtain a copy of the License at

 *

 *     http://www.apache.org/licenses/LICENSE-2.0

 *

 * Unless required by applicable law or agreed to in writing, software

 * distributed under the License is distributed on an "AS IS" BASIS,

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

 * See the License for the specific language governing permissions and

 * limitations under the License.

 */

package com.bff.gaia.unified.runners.core;



import com.bff.gaia.unified.sdk.transforms.windowing.BoundedWindow;

import com.bff.gaia.unified.sdk.transforms.windowing.PaneInfo;

import com.bff.gaia.unified.sdk.values.TupleTag;

import org.joda.time.Instant;



import java.util.Collection;



/**

 * An object that can output a value with all of its windowing information to the main output or any

 * tagged output.

 */

public interface OutputWindowedValue<OutputT> {

  /** Outputs a value with windowing information to the main output. */

  void outputWindowedValue(

	  OutputT output,

	  Instant timestamp,

	  Collection<? extends BoundedWindow> windows,

	  PaneInfo pane);



  /** Outputs a value with windowing information to a tagged output. */

  <AdditionalOutputT> void outputWindowedValue(

	  TupleTag<AdditionalOutputT> tag,

	  AdditionalOutputT output,

	  Instant timestamp,

	  Collection<? extends BoundedWindow> windows,

	  PaneInfo pane);

}